* Google effectively holds a monopoly of the browser market (Chrome). Apple (Safari) only exists because of vendor lock-in, and Mozilla (Firefox) is a vassal state; all "other" browsers are Chrome.
* Google shares a duopoly of the mobile OS market with Apple (Android vs. iOS).
* Google holds a monopoly of the video streaming market (Youtube).
* Google holds a monopoly of the malvertising market (Adsense, Doubleclick, et al.).
* Google effectively holds a monopoly of the web search market (Google Search).
* Google holds the vast majority of the email market (Gmail).
* Google is the absolutely dominant player in the consumer cloud market (Google Drive).
* Google shares a duopoly with Apple in the cloud photo market (Google Photos vs. iCloud Photos).
* Google shares a duopoly with Microsoft in the consumer office software market (Google Docs vs. Office 365).
* Google shares a duopoly with Apple in the digital wallet market (Google Pay/Wallet vs. Apple Pay).
I can go on, but with this being said let me ask you: Why the hell should Google not be split and cut apart nine ways to Sunday?